11 freelance English-speaking jobs in Olsztyn

Senior Python Engineer needed for freelance projects. Experience with Python backend development, extending production systems, and designing GxP-compliant services is required. Must have experience with secure authentication, electronic signatures, and database solutions.

Netguru seeks a Senior AI Engineer for a 3-month, full-time project. Responsibilities include driving technical decisions, leveraging AI APIs and workflow automation tools, and collaborating with a team to build and iterate on AI-powered solutions. Proven experience launching PoCs, working with LLM/AI APIs, and a solid generalist tech foundation are required.

Netguru seeks a freelance Azure Cloud Architect for a project focused on Data Residency and Protection Services. The role requires understanding of Azure cloud infrastructure security, experience in security consulting projects, and knowledge of data security measures. Experience with MS Purview configuration and Data Platforms security is beneficial.

Netguru seeks a Senior UI Designer for a 2-month project (B2B contract, up to 35EUR/hour). Requires senior-level expertise in visual UI design, strong visual design fundamentals, experience with design systems, and the ability to create high-fidelity UI designs. This is a UI-focused role, not UX.

Details: Location: European Union Contract type: freelance B2B Rate: €27-38/h (flexible, depending on

Planned start: February Freelance assignment : full-time, ~12 months project (with possible prolongation

Senior Backend Kotlin Engineer needed for a client's Search team. Responsibilities include designing, implementing, and optimizing search algorithms. Must have strong backend engineering skills with experience in Kotlin, Go, or Python. Experience with Solr, ElasticSearch, or related search technologies is a plus.

Senior SAP ABAP Developer needed for a 2-3 month project starting February 27, 2026. Develop and deliver SAP ABAP programs within a client's SAP S/4 HANA landscape, focusing on FI-CO, FI-CA, SD, CONCUR, and ARIBA modules. Collaborate with functional teams and conduct testing. 3-5 years of experience in SAP ABAP development with experience in Brownfield projects is required.

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Netguru seeks a Senior Fullstack Developer with experience in Ruby on Rails, Ember.js, and Shopify API to develop new features for a Shopify app. The role requires strong technical and soft skills, fluency in English (C1), and the ability to work cross-functionally in a distributed team.